76 lines
1.9 KiB
Python
76 lines
1.9 KiB
Python
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"""
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Logging configuration for the microscopy object detection application.
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"""
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import logging
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import sys
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from pathlib import Path
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from typing import Optional
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def setup_logging(
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log_file: str = "logs/app.log",
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level: str = "INFO",
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log_format: Optional[str] = None,
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) -> logging.Logger:
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"""
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Setup application logging.
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Args:
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log_file: Path to log file
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level: Logging level (DEBUG, INFO, WARNING, ERROR, CRITICAL)
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log_format: Custom log format string
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Returns:
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Configured logger instance
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"""
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# Create logs directory if it doesn't exist
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log_path = Path(log_file)
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log_path.parent.mkdir(parents=True, exist_ok=True)
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# Default format if none provided
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if log_format is None:
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log_format = "%(asctime)s - %(name)s - %(levelname)s - %(message)s"
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# Convert level string to logging constant
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numeric_level = getattr(logging, level.upper(), logging.INFO)
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# Configure root logger
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root_logger = logging.getLogger()
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root_logger.setLevel(numeric_level)
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# Remove existing handlers
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root_logger.handlers.clear()
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# Console handler
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console_handler = logging.StreamHandler(sys.stdout)
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console_handler.setLevel(numeric_level)
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console_formatter = logging.Formatter(log_format)
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console_handler.setFormatter(console_formatter)
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root_logger.addHandler(console_handler)
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# File handler
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file_handler = logging.FileHandler(log_file)
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file_handler.setLevel(numeric_level)
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file_formatter = logging.Formatter(log_format)
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file_handler.setFormatter(file_formatter)
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root_logger.addHandler(file_handler)
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# Log initial message
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root_logger.info("Logging initialized")
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return root_logger
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def get_logger(name: str) -> logging.Logger:
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"""
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Get a logger instance for a specific module.
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Args:
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name: Logger name (typically __name__)
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Returns:
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Logger instance
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"""
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return logging.getLogger(name)
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